Sigma-Aldrich
CARBOBENZYLOXY-L-NORVALYL-L-PHENYLALANINAMIDE
CARBOBENZYLOXY-L-PROLYL-L-PHENYLALANINE BENZYL ESTER
CARBOBENZYLOXY-L-THREONYL-L-VALINE BENZYL ESTER
CARBOBENZYLOXY-L-TYROSYL-L-ISOLEUCINE METHYL ESTER
Copper
CARBOBENZYLOXYPHENYLALANYLTYROSINE BENZYL ESTER
CARBOBENZYLOXYSARCOSYL-L-METHIONINE
CARBOBENZYLOXYSERYLGLYCINE METHYL ESTER